Q: What are the prime factors of the number 43,830,435?

 A: 3, 5, 11, 19, 31, 41

Why are those the prime factors of the number 43,830,435?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 43,830,435

43,830,435
Factor Arrows
314,610,145
Factor Arrows
52,922,029
Factor Arrows
11265,639
Factor Arrows
1124,149
Factor Arrows
191,271
Factor Arrows
3141

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

3, 5, 11, 19, 31, 41

We can check our work by multiplying all of the prime factors together: 3 x 5 x 11 x 11 x 19 x 31 x 41 = 43,830,435

This can also be written as 31 x 51 x 112 x 191 x 311 x 411 = 43,830,435

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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